Which is not characteristic of cross bridges?

a. they are a component of thin filaments.
b. they are comprised of myosin.
c. they have an actin binding site.
d. they have an ATPase binding site.
e. they provide power stroking.


A

Anatomy & Physiology

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What hormone is responsible for the ejection of milk from the mammary glands?

A. Follicle-stimulating hormone (FSH) B. Estrogen C. Prolactin D. Progesterone E. Oxytocin

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Peripheral thermoreceptors monitor skin temperature

Indicate whether the statement is true or false

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During days 15-28 of the uterine cycle, increased production of progesterone causes the endometrium to double in thickness.

a. true b. false

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The first portion of the large intestine is the:

A) transverse colon. B) cecum. C) rectum. D) ascending colon.

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